What size is my catalytic cat converter?

I want to order a high flow catco catalytic cat converter on ebay but I need to find out what size mine are because it is a universal high cat flow and I need to tell the seller what size my are. I have a 2001 V6 Camaro, can anyone help me out so I can purchase it asap. Thanks everyone.

catalytic cat? :lol:

The size of your Catalytic Converter is 2 1/4 catco sells them for $82.39 Direct fit Part number CTO-4111 at www.summitracing.com